TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.061

ATGE/A340 Automatic Trans (GE) — Chapter 3. Off-Vehicle Repair, page 62

62 / 98
p.063
Chapter 3. Off-Vehicle Repair — MK4 Supra A340 Automatic Trans (GE), page 62
100%
Page text (OCR transcript)
AT1–62
AT340E (2JZ–GE) AUTOMATIC TRANSMISSION – TROUBLESHOOTING

Chapter 3. Off–Vehicle Repair
(★ : A340E, A340F, A340H AUTOMATIC TRANSMISSION Repair Manual Pub. No. RM391U)

See Page | ★ | ★ | ★ | ★ | AT1-26 | ★

Suspect Area
Symptom | O/D one-way clutch (Fc) | O/D brake (B0) | O/D direct clutch (C0) | O/D Planetary gear unit | Torque converter clutch | 1st reverse brake (B3)

Vehicle does not move in any forward position and reverse position | 1 | 2 | 3 | 4 | 5 |
Vehicle does not move in R position | | | 5 | | | 4

Vehicle does not move in:
D, 2 and L positions
D and 2 positions
2 position | | | | | | 1
L position

No up–shift:
1st → 2nd
2nd → 3rd
3rd → O/D | | 1 | | | |

No down–shift:
2nd → 1st

No lock–up or No lock–up off | | | | | 1 |

Harsh engagement:
N → D
N → R | | | | | | 2
2nd → 3rd
3rd → O/D | | 2 | 1 | 3 | |
O/D → 3rd | | 1 | | | |
Lock–up | | | | | 1 |

Slip or Shudder:
Forward & Reverse (After warm–up) | 2 | | 3 | | 1 |
Forward & Reverse (Just after engine starts) | | | | | 1 |
R position | | | | | | 2
1st
2nd
3rd
O/D | | 1 | | | |

No engine braking:
1st ~ 3rd | | | 1 | | |
1st | | | | | | 1
2nd

Poor acceleration:
All position | | | | | 1 |
O/D | | | 1 | 2 | |
Other than O/D | | 1 | | | |
Other than 2nd
1st and 2nd
1st and R position | | | | | | 1
R position

Engine stalls when starting off or stopping | | | | | 1 |